Chiang Mai to New Castle, PA: time difference
New Castle, PA is 11 h behind Chiang Mai. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chiang Mai 09:30 9:30 AM New Castle, PA 22:30 10:30 PM You –:–
09:30 9:30 AM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 17:58
22:30 10:30 PM
Eastern Daylight Time · UTC-4
☀️ 07:39 · 🌙 18:35
·
−11 h
New Castle, PA is 11 h behind Chiang Mai.
When you, Chiang Mai and New Castle, PA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Chiang Mai
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 New Castle, PA
13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇺🇸 New Castle, PA |
|---|---|---|
| Local time | 09:30 | 22:30 |
| Local date | Wednesday, October 21, 2026 | Tuesday, October 20, 2026 |
| Time zone | Indochina Time | Eastern Daylight Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Chiang Mai | — | −11 h |
| IANA zone | Asia/Bangkok | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:20 | 07:39 |
| Sunset | 17:58 | 18:35 |
| Daylight | 11 h 38 min | 10 h 56 min |
| People on this clock | 127,240 | 21,926 |
Compare Chiang Mai with another city
More comparisons with Chiang Mai: the time zones next to it and the far side of the clock.
Big time differences
Chiang Mai and New Castle, PA: common questions
How many hours behind Chiang Mai is New Castle, PA?
The clocks in New Castle are 11 hours behind those in Chiang Mai (UTC−4 and UTC+7).
If it is 9:00 AM in Chiang Mai, what time is it in New Castle, PA?
At 9:00 AM in Chiang Mai, clocks in New Castle show 10:00 PM (the previous day).
What time is it in New Castle, PA, when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 7:00 AM in New Castle.
When is a good time to call New Castle, PA, from Chiang Mai?
Working hours (9:00 AM–6:00 PM) in Chiang Mai and in New Castle do not overlap. At 9:00 AM in Chiang Mai it is 10:00 PM (the previous day) in New Castle; when the working day starts in New Castle, it is 8:00 PM in Chiang Mai.
Until what time in Chiang Mai is it still yesterday in New Castle, PA?
Before 11:00 AM in Chiang Mai, the date in New Castle has not changed yet. From 1:00 PM in New Castle, it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and New Castle, PA, the same all year?
No. Only New Castle switches to summer time, so the gap changes twice a year. From November 1, 2026, New Castle will be 12 hours behind Chiang Mai.
